Home / 11,847.87-17,771.81-3,528.00

Finding the Fourth Proportional to 11,847.87, 17,771.81 and 3,528.00

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Solution

The fourth proportional to 11,847.87, 17,771.81 and 3,528.00 is: 5,292.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.87 : 17,771.81 = 3,528.00 : x
  2. Step 2: Convert to fraction form
    11,847.87/17,771.81 = 3,528.00/x
  3. Step 3: Cross multiply
    11,847.87x = 17,771.81 × 3,528.00
  4. Step 4: Simplify right side
    11,847.87x = 62,698,994.68
  5. Step 5: Solve for x
    x = 62,698,994.68/11,847.87
  6. Step 6: Final answer
    x = 5,292.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.